(19)
(11) EP 2 686 973 A1

(12)

(43) Date of publication:
22.01.2014 Bulletin 2014/04

(21) Application number: 11709109.0

(22) Date of filing: 15.03.2011
(51) International Patent Classification (IPC): 
H04J 14/02(2006.01)
(86) International application number:
PCT/EP2011/053852
(87) International publication number:
WO 2012/123022 (20.09.2012 Gazette 2012/38)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(71) Applicant: Telefonaktiebolaget L M Ericsson (PUBL)
164 83 Stockholm (SE)

(72) Inventors:
  • TESTA, Francesco
    I-00040 Pomezia Roma (IT)
  • D'ERRICO, Antonio
    56100 Pisa (IT)
  • CASANOVA, Mauro, Rudi
    I-20061 Carugate MI (IT)

(74) Representative: Parkinson, Neil Scott 
Ericsson Limited Patent Unit UK Unit 4 Midleton Gate Guildford Business Park
Guildford, Surrey GU2 8SG
Guildford, Surrey GU2 8SG (GB)

   


(54) RECONFIGURABLE OPTICAL ADD-DROP MULTIPLEXER AND OPTICAL NETWORK ELEMENT